what is the principle of switchgear and its function
what is the deference between watt and KVA
given data are load current & power factor cable core size? plz any one update the calculation formula
when 20hp 3 phase motor start no load condition in star or delta connection.find current and write formula.(tariq)
why needtwo winding LV and HV in transformer?
why we get 2 differnet values for power factor in 2 watt meter method in 3 phase
One VFD is possible to connect two motors at the same time?
pls define kvarh
is there any difference between protection C.T and measuring C.T?if yes then what is the difference?
4 Answers BARC, Century Rayon,
what is difference between induction motor&servo motor.what r types of servo motor?how it works?
WHICH SUPPLY IS BETTER FOR 4 MW LOAD. 1)TO TAKE NEARER AVAILABLE 11 KV SUPPLY OR 2)TO TAKE 33 KV SUPPLY WHICH IS AVAILABLE AT 10 KM DISTANCE BY INVESTING NEARLY 50-60 LACKHS
what is the full form of MEMO? name of memo train.
Lux meter is the measuring device to measure the lux level of lighting fixture. in industrial sector two types of lighting fixture is being used as street lighting purpose 1. HPSV (Sodium) and 2. HPMV (Mercury). HPMV having white light which is an combination of red, blue and yellow colour, while HPSV haivng Yellow lighting. in HPSV red & blue colour will be absent. during measurement of the lux level of HPSV and HPMV fixture. 1. Lux meter can measure the actual lux level of both fixture? 2. or it will show false reading for HPSV fixture light as it has only yellow light present. please give me answer
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